./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0720_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_284de261-ba00-457c-88e1-bad6b8b93c09/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_284de261-ba00-457c-88e1-bad6b8b93c09/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_284de261-ba00-457c-88e1-bad6b8b93c09/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_284de261-ba00-457c-88e1-bad6b8b93c09/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0720_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_284de261-ba00-457c-88e1-bad6b8b93c09/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_284de261-ba00-457c-88e1-bad6b8b93c09/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2099bda96984d0e4445a07fd627008694b409440 ................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_284de261-ba00-457c-88e1-bad6b8b93c09/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_284de261-ba00-457c-88e1-bad6b8b93c09/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_284de261-ba00-457c-88e1-bad6b8b93c09/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_284de261-ba00-457c-88e1-bad6b8b93c09/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0720_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_284de261-ba00-457c-88e1-bad6b8b93c09/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_284de261-ba00-457c-88e1-bad6b8b93c09/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2099bda96984d0e4445a07fd627008694b409440 ............................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 09:16:49,439 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 09:16:49,440 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 09:16:49,447 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 09:16:49,447 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 09:16:49,448 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 09:16:49,449 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 09:16:49,450 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 09:16:49,451 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 09:16:49,451 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 09:16:49,452 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 09:16:49,452 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 09:16:49,453 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 09:16:49,454 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 09:16:49,454 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 09:16:49,455 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 09:16:49,455 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 09:16:49,457 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 09:16:49,458 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 09:16:49,459 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 09:16:49,460 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 09:16:49,460 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 09:16:49,462 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 09:16:49,462 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 09:16:49,462 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 09:16:49,463 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 09:16:49,464 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 09:16:49,464 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 09:16:49,465 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 09:16:49,465 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 09:16:49,466 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 09:16:49,466 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 09:16:49,466 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 09:16:49,466 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 09:16:49,467 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 09:16:49,467 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 09:16:49,468 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_284de261-ba00-457c-88e1-bad6b8b93c09/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 09:16:49,475 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 09:16:49,475 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 09:16:49,475 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 09:16:49,475 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 09:16:49,476 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 09:16:49,476 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 09:16:49,476 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 09:16:49,476 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 09:16:49,476 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 09:16:49,476 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 09:16:49,476 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 09:16:49,476 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 09:16:49,476 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 09:16:49,476 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 09:16:49,476 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 09:16:49,476 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 09:16:49,476 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 09:16:49,477 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 09:16:49,477 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 09:16:49,477 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 09:16:49,477 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 09:16:49,477 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 09:16:49,477 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 09:16:49,477 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 09:16:49,477 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 09:16:49,478 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 09:16:49,478 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 09:16:49,478 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 09:16:49,478 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 09:16:49,478 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_284de261-ba00-457c-88e1-bad6b8b93c09/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2099bda96984d0e4445a07fd627008694b409440 [2018-11-18 09:16:49,504 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 09:16:49,513 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 09:16:49,515 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 09:16:49,516 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 09:16:49,516 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 09:16:49,517 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_284de261-ba00-457c-88e1-bad6b8b93c09/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0720_true-unreach-call.c [2018-11-18 09:16:49,558 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_284de261-ba00-457c-88e1-bad6b8b93c09/bin-2019/ukojak/data/bb77f3635/c986c6434ace4fbc813877ab84bed80b/FLAG18a3cb163 [2018-11-18 09:16:49,951 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 09:16:49,952 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_284de261-ba00-457c-88e1-bad6b8b93c09/sv-benchmarks/c/float-newlib/float_req_bl_0720_true-unreach-call.c [2018-11-18 09:16:49,956 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_284de261-ba00-457c-88e1-bad6b8b93c09/bin-2019/ukojak/data/bb77f3635/c986c6434ace4fbc813877ab84bed80b/FLAG18a3cb163 [2018-11-18 09:16:49,964 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_284de261-ba00-457c-88e1-bad6b8b93c09/bin-2019/ukojak/data/bb77f3635/c986c6434ace4fbc813877ab84bed80b [2018-11-18 09:16:49,966 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 09:16:49,967 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 09:16:49,967 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 09:16:49,967 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 09:16:49,969 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 09:16:49,970 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:16:49" (1/1) ... [2018-11-18 09:16:49,971 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73951530 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:49, skipping insertion in model container [2018-11-18 09:16:49,972 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:16:49" (1/1) ... [2018-11-18 09:16:49,978 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 09:16:49,991 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 09:16:50,110 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:16:50,113 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 09:16:50,133 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:16:50,147 INFO L195 MainTranslator]: Completed translation [2018-11-18 09:16:50,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:50 WrapperNode [2018-11-18 09:16:50,148 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 09:16:50,148 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 09:16:50,148 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 09:16:50,148 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 09:16:50,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:50" (1/1) ... [2018-11-18 09:16:50,195 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:50" (1/1) ... [2018-11-18 09:16:50,214 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 09:16:50,214 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 09:16:50,214 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 09:16:50,214 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 09:16:50,220 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:50" (1/1) ... [2018-11-18 09:16:50,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:50" (1/1) ... [2018-11-18 09:16:50,222 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:50" (1/1) ... [2018-11-18 09:16:50,222 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:50" (1/1) ... [2018-11-18 09:16:50,228 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:50" (1/1) ... [2018-11-18 09:16:50,232 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:50" (1/1) ... [2018-11-18 09:16:50,234 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:50" (1/1) ... [2018-11-18 09:16:50,236 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 09:16:50,236 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 09:16:50,236 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 09:16:50,236 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 09:16:50,237 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_284de261-ba00-457c-88e1-bad6b8b93c09/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 09:16:50,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 09:16:50,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 09:16:50,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 09:16:50,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 09:16:50,274 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 09:16:50,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 09:16:50,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 09:16:50,274 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 09:16:50,598 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 09:16:50,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:16:50 BoogieIcfgContainer [2018-11-18 09:16:50,598 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 09:16:50,599 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 09:16:50,599 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 09:16:50,606 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 09:16:50,606 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:16:50" (1/1) ... [2018-11-18 09:16:50,615 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:16:50,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:16:50,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 24 states and 36 transitions. [2018-11-18 09:16:50,638 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 36 transitions. [2018-11-18 09:16:50,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-18 09:16:50,640 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:16:50,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:16:50,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:16:50,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:16:50,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2018-11-18 09:16:50,715 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2018-11-18 09:16:50,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 09:16:50,715 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:16:50,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:16:50,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:16:50,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:16:50,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 09:16:50,792 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-18 09:16:50,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 09:16:50 ImpRootNode [2018-11-18 09:16:50,816 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 09:16:50,816 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 09:16:50,816 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 09:16:50,817 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 09:16:50,817 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:16:50" (3/4) ... [2018-11-18 09:16:50,820 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 09:16:50,820 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 09:16:50,820 INFO L168 Benchmark]: Toolchain (without parser) took 854.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 959.3 MB in the beginning and 1.1 GB in the end (delta: -140.0 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2018-11-18 09:16:50,822 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:16:50,822 INFO L168 Benchmark]: CACSL2BoogieTranslator took 180.79 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 945.8 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-18 09:16:50,823 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 945.8 MB in the beginning and 1.2 GB in the end (delta: -209.1 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. [2018-11-18 09:16:50,823 INFO L168 Benchmark]: Boogie Preprocessor took 21.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 09:16:50,824 INFO L168 Benchmark]: RCFGBuilder took 362.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 31.6 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2018-11-18 09:16:50,824 INFO L168 Benchmark]: CodeCheck took 217.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-18 09:16:50,824 INFO L168 Benchmark]: Witness Printer took 3.91 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:16:50,828 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 35 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 13 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 36 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 96]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 13, overapproximation of someBinaryArithmeticFLOAToperation at line 30, overapproximation of bitwiseAnd at line 27. Possible FailurePath: [L15] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L91] float x = 0.0f / 0.0f; [L92] CALL, EXPR __ieee754_sqrtf(x) [L18] float z; [L19] __uint32_t r, hx; [L20] __int32_t ix, s, q, m, t, i; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L23] FCALL ieee_float_shape_type gf_u; [L24] FCALL gf_u.value = (x) [L25] EXPR, FCALL gf_u.word [L25] (ix) = gf_u.word [L26] COND FALSE !(0) VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L27] hx = ix & 0x7fffffff VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L29] COND TRUE !((hx) < 0x7f800000L) [L30] RET return x * x + x; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L92] EXPR __ieee754_sqrtf(x) [L92] float res = __ieee754_sqrtf(x); [L95] CALL, EXPR isnan_float(res) [L13] RET return x != x; [L95] EXPR isnan_float(res) [L95] COND TRUE !isnan_float(res) [L96] __VERIFIER_error() VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 180.79 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 945.8 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 65.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 945.8 MB in the beginning and 1.2 GB in the end (delta: -209.1 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 362.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 31.6 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. * CodeCheck took 217.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Witness Printer took 3.91 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 09:16:52,222 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 09:16:52,223 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 09:16:52,232 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 09:16:52,232 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 09:16:52,233 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 09:16:52,233 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 09:16:52,235 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 09:16:52,236 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 09:16:52,236 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 09:16:52,237 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 09:16:52,237 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 09:16:52,238 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 09:16:52,239 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 09:16:52,240 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 09:16:52,240 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 09:16:52,241 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 09:16:52,242 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 09:16:52,244 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 09:16:52,245 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 09:16:52,245 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 09:16:52,247 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 09:16:52,248 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 09:16:52,248 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 09:16:52,249 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 09:16:52,249 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 09:16:52,250 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 09:16:52,251 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 09:16:52,252 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 09:16:52,252 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 09:16:52,252 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 09:16:52,253 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 09:16:52,253 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 09:16:52,253 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 09:16:52,254 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 09:16:52,255 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 09:16:52,255 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_284de261-ba00-457c-88e1-bad6b8b93c09/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 09:16:52,266 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 09:16:52,266 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 09:16:52,267 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 09:16:52,267 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 09:16:52,268 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 09:16:52,268 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 09:16:52,268 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 09:16:52,268 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 09:16:52,268 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 09:16:52,268 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 09:16:52,268 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 09:16:52,269 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 09:16:52,269 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 09:16:52,269 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 09:16:52,269 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 09:16:52,269 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 09:16:52,269 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 09:16:52,269 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 09:16:52,269 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 09:16:52,270 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 09:16:52,271 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 09:16:52,271 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 09:16:52,271 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 09:16:52,271 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 09:16:52,272 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 09:16:52,272 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 09:16:52,272 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 09:16:52,272 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 09:16:52,272 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 09:16:52,272 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 09:16:52,272 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 09:16:52,273 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 09:16:52,273 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_284de261-ba00-457c-88e1-bad6b8b93c09/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2099bda96984d0e4445a07fd627008694b409440 [2018-11-18 09:16:52,304 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 09:16:52,314 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 09:16:52,316 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 09:16:52,317 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 09:16:52,318 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 09:16:52,318 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_284de261-ba00-457c-88e1-bad6b8b93c09/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0720_true-unreach-call.c [2018-11-18 09:16:52,363 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_284de261-ba00-457c-88e1-bad6b8b93c09/bin-2019/ukojak/data/30faee94f/1a898b0226e744b7b12034f9dddfe6ee/FLAGba4c8ac2b [2018-11-18 09:16:52,657 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 09:16:52,657 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_284de261-ba00-457c-88e1-bad6b8b93c09/sv-benchmarks/c/float-newlib/float_req_bl_0720_true-unreach-call.c [2018-11-18 09:16:52,661 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_284de261-ba00-457c-88e1-bad6b8b93c09/bin-2019/ukojak/data/30faee94f/1a898b0226e744b7b12034f9dddfe6ee/FLAGba4c8ac2b [2018-11-18 09:16:52,671 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_284de261-ba00-457c-88e1-bad6b8b93c09/bin-2019/ukojak/data/30faee94f/1a898b0226e744b7b12034f9dddfe6ee [2018-11-18 09:16:52,673 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 09:16:52,674 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 09:16:52,675 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 09:16:52,675 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 09:16:52,677 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 09:16:52,677 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:16:52" (1/1) ... [2018-11-18 09:16:52,679 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27a4379e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:52, skipping insertion in model container [2018-11-18 09:16:52,679 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:16:52" (1/1) ... [2018-11-18 09:16:52,685 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 09:16:52,703 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 09:16:52,839 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:16:52,843 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 09:16:52,866 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:16:52,881 INFO L195 MainTranslator]: Completed translation [2018-11-18 09:16:52,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:52 WrapperNode [2018-11-18 09:16:52,882 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 09:16:52,882 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 09:16:52,882 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 09:16:52,883 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 09:16:52,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:52" (1/1) ... [2018-11-18 09:16:52,895 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:52" (1/1) ... [2018-11-18 09:16:52,913 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 09:16:52,913 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 09:16:52,913 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 09:16:52,913 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 09:16:52,919 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:52" (1/1) ... [2018-11-18 09:16:52,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:52" (1/1) ... [2018-11-18 09:16:52,965 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:52" (1/1) ... [2018-11-18 09:16:52,966 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:52" (1/1) ... [2018-11-18 09:16:52,972 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:52" (1/1) ... [2018-11-18 09:16:52,976 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:52" (1/1) ... [2018-11-18 09:16:52,977 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:52" (1/1) ... [2018-11-18 09:16:52,978 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 09:16:52,979 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 09:16:52,979 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 09:16:52,979 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 09:16:52,979 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:16:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_284de261-ba00-457c-88e1-bad6b8b93c09/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 09:16:53,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-18 09:16:53,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 09:16:53,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 09:16:53,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 09:16:53,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 09:16:53,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-18 09:16:53,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 09:16:53,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 09:16:54,149 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 09:16:54,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:16:54 BoogieIcfgContainer [2018-11-18 09:16:54,149 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 09:16:54,149 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 09:16:54,149 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 09:16:54,158 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 09:16:54,158 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:16:54" (1/1) ... [2018-11-18 09:16:54,166 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:16:54,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:16:54,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 24 states and 36 transitions. [2018-11-18 09:16:54,186 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 36 transitions. [2018-11-18 09:16:54,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-18 09:16:54,188 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:16:54,224 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 09:16:54,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:16:54,248 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:16:54,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:16:54,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:16:54,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2018-11-18 09:16:54,265 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2018-11-18 09:16:54,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 09:16:54,265 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:16:54,266 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 09:16:54,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:16:54,328 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:16:54,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:16:56,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:16:56,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2018-11-18 09:16:56,486 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2018-11-18 09:16:56,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 09:16:56,486 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:16:56,487 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 09:16:56,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:16:56,499 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:16:56,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:16:57,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:16:57,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 9 states and 8 transitions. [2018-11-18 09:16:57,145 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 8 transitions. [2018-11-18 09:16:57,145 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 09:16:57,146 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2018-11-18 09:16:57,152 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 09:16:57,175 INFO L579 CodeCheckObserver]: Invariant with dag size 7 [2018-11-18 09:16:57,180 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:16:57,180 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:16:57,181 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:16:57,181 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:16:57,181 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:16:57,184 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:16:57,184 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:16:57,184 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:16:57,184 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:16:57,185 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:16:57,185 INFO L579 CodeCheckObserver]: Invariant with dag size 5 [2018-11-18 09:16:57,186 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:16:57,186 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:16:57,186 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 09:16:57,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 09:16:57 ImpRootNode [2018-11-18 09:16:57,187 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 09:16:57,187 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 09:16:57,187 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 09:16:57,187 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 09:16:57,188 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:16:54" (3/4) ... [2018-11-18 09:16:57,191 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 09:16:57,199 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-18 09:16:57,200 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-18 09:16:57,200 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 09:16:57,224 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())), ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) == \result [2018-11-18 09:16:57,244 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_284de261-ba00-457c-88e1-bad6b8b93c09/bin-2019/ukojak/witness.graphml [2018-11-18 09:16:57,244 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 09:16:57,245 INFO L168 Benchmark]: Toolchain (without parser) took 4571.15 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 950.8 MB in the beginning and 989.6 MB in the end (delta: -38.7 MB). Peak memory consumption was 81.8 MB. Max. memory is 11.5 GB. [2018-11-18 09:16:57,245 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:16:57,246 INFO L168 Benchmark]: CACSL2BoogieTranslator took 207.46 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 933.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-11-18 09:16:57,246 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.52 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:16:57,247 INFO L168 Benchmark]: Boogie Preprocessor took 65.48 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -173.8 MB). Peak memory consumption was 15.6 MB. Max. memory is 11.5 GB. [2018-11-18 09:16:57,247 INFO L168 Benchmark]: RCFGBuilder took 1170.44 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 41.0 MB). Peak memory consumption was 41.0 MB. Max. memory is 11.5 GB. [2018-11-18 09:16:57,247 INFO L168 Benchmark]: CodeCheck took 3037.28 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 989.6 MB in the end (delta: 76.9 MB). Peak memory consumption was 76.9 MB. Max. memory is 11.5 GB. [2018-11-18 09:16:57,248 INFO L168 Benchmark]: Witness Printer took 57.24 ms. Allocated memory is still 1.1 GB. Free memory is still 989.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:16:57,249 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 35 locations, 1 error locations. SAFE Result, 2.9s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 76 SDtfs, 30 SDslu, 24 SDs, 0 SdLazy, 116 SolverSat, 38 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 187 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 21 ConstructedInterpolants, 2 QuantifiedInterpolants, 926 SizeOfPredicates, 13 NumberOfNonLiveVariables, 78 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 96]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 17]: Loop Invariant [2018-11-18 09:16:57,251 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:16:57,251 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:16:57,251 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:16:57,252 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:16:57,252 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:16:57,252 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:16:57,252 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:16:57,253 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:16:57,253 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:16:57,253 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())), ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) == \result - InvariantResult [Line: 22]: Loop Invariant [2018-11-18 09:16:57,253 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 09:16:57,253 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 207.46 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 933.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.52 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 65.48 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -173.8 MB). Peak memory consumption was 15.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1170.44 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 41.0 MB). Peak memory consumption was 41.0 MB. Max. memory is 11.5 GB. * CodeCheck took 3037.28 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 989.6 MB in the end (delta: 76.9 MB). Peak memory consumption was 76.9 MB. Max. memory is 11.5 GB. * Witness Printer took 57.24 ms. Allocated memory is still 1.1 GB. Free memory is still 989.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven RESULT: Ultimate proved your program to be correct! Received shutdown request...